Product
Xiaomi Mi 4
Xiaomi Mi 4
Xiaomi Mi Max 2
Xiaomi Mi Max 2
Battery
Charging 18W wired, QC2 18W wired, QC3
Stand-by Up to 280 h (3G) -
Type Li-Ion 3080 mAh, non-removable Li-Ion 5300 mAh, non-removable
Body
Build Glass front, plastic back, aluminum frame Glass front (Gorilla Glass 3), aluminum back, aluminum frame
Dimensions 139.2 x 68.5 x 8.9 mm (5.48 x 2.70 x 0.35 in) 174.1 x 88.7 x 7.6 mm (6.85 x 3.49 x 0.30 in)
SIM Micro-SIM Nano-SIM + Micro-SIM
Weight 149 g (5.26 oz) 211 g (7.44 oz)
Comms
Bluetooth 4.0, A2DP 4.2, A2DP, LE
Infrared port Yes Yes
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, BDS
Radio FM radio FM radio
USB microUSB 2.0, OTG USB Type-C
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Display
Protection - Corning Gorilla Glass 3
Resolution 1080 x 1920 pixels, 16:9 ratio (~441 ppi density) 1080 x 1920 pixels, 16:9 ratio (~342 ppi density)
Size 5.0 inches, 68.9 cm2 (~72.3% screen-to-body ratio) 6.44 inches, 114.3 cm2 (~74.0% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Accelerometer, gyro, proximity, compass, barometer Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2014, July. Released 2014, August 2017, May. Released 2017, June
Status Discontinued Discontinued
Main Camera
Features LED flash, panorama, HDR Dual-LED dual-tone flash, HDR, panorama
Single
Video 4K@30fps, 1080p@30fps, 720p@120fps, HDR 4K@30fps, 720p@120fps
Memory
Card slot No microSDXC (uses shared SIM slot)
Internal 16GB 2GB RAM, 64GB 3GB RAM 32GB 4GB RAM, 64GB 4GB RAM, 128GB 4GB RAM
eMMC 5.0 eMMC 5.1
Misc
Colors Black, White Gold, Matte Black
Models 2014215 MDE40, MDI40
SAR
Network
2G bands GSM 850 / 900 / 1800 / 1900 - all versions GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands TD-SCDMA - 4G model HSDPA 850 / 900 / 1900 / 2100
4G bands 38, 39, 40 - 4G model 1, 3, 5, 7, 8, 38, 39, 40, 41
EDGE Yes -
GPRS Yes -
Speed HSPA, LTE, EV-DO Rev.A 3.1 Mbps HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Technology GSM / CDMA / HSPA / EVDO / LTE GSM / CDMA / HSPA / EVDO / LTE
CDMA2000 1xEV-DO - Telecom 3G model CDMA2000 1xEV-DO
Our Tests
Audio quality Noise -91.6dB / Crosstalk -49.7dB Noise -93.4dB / Crosstalk -98.8dB
Battery (old) Endurance rating 68h Endurance rating 126h
Camera Photo / Video Photo / Video
Display Contrast ratio: 929 (nominal), 2.424 (sunlight) Contrast ratio: 1294:1 (nominal), 2.561 (sunlight)
Loudspeaker Voice 62dB / Noise 62dB / Ring 66dB Voice 78dB / Noise 71dB / Ring 79dB
Performance - GeekBench: 2445 (v4.4) GFXBench: 3.5fps (ES 3.1 onscreen)
Platform
Chipset Qualcomm MSM8974AC Snapdragon 801 (28 nm) Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU Quad-core 2.5 GHz Krait 400 Octa-core 2.0 GHz Cortex-A53
GPU Adreno 330 Adreno 506
OS Android 4.4.3 (KitKat), upgradable to 6.0.1 (Marshmallow), MIUI 10 Android 7.1.1 (Nougat), MIUI 11
Selfie camera
Single 8 MP, f/1.8 5 MP, f/2.0
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes, with stereo speakers